Hyoton System

The Hyoton system is a planetary system in the [Xi'an Empire (SaoXy'an)](https://robertsspaceindustries.com/galactapedia/article/0n96JkwNo9-xian-empire) that consists of an F-type main sequence star, four terrestrial planets, and a super-Earth. The birthplace of the [Xi'an](https://robertsspaceindustries.com/galactapedia/article/ReJwN9KJEj-xian) people, it is the center of political power in the Xi'an Empire. [Ka'ua (Hyoton IV)](https://robertsspaceindustries.com/galactapedia/article/0qa4Zow7pk-kaua-hyoton-iv), the present capital, is seat of the Emperor, and the jungle world [Tethle'a (Hyoton II)](https://robertsspaceindustries.com/galactapedia/article/0GxpmKaqzg-tethlea-hyoton-ii) is the home of some of its most powerful [Houses](https://robertsspaceindustries.com/galactapedia/article/box9JmxvWL-xian-house). The former Xi'an capital and homeworld of the Xi'an, [RyiXy'an (Hyoton III)](https://robertsspaceindustries.com/galactapedia/article/bBz9mEDyqO-ryixyan-hyoton-iii), was abandoned in the last days of the [Great Divide](https://robertsspaceindustries.com/galactapedia/article/VyvYA5qmqX-the-great-divide) when an assassination attempt perpetrated by [House Kl.ō](https://robertsspaceindustries.com/galactapedia/article/V8gJ62qO81-house-kloo) inadvertently set off a chain reaction that rendered the atmosphere toxic.